Chemistry

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Across
  1. 3. a negatively charged subatomic particle that surrounds the nucleus of an atom
  2. 5. variable shape and definite volume
  3. 6. variable shape and variable volume
  4. 8. Positively charged ion
  5. 9. a positively charged subatomic particle that is found in the nucleus of an atom
Down
  1. 1. the study of composition, structure, properties, and reactions of matter
  2. 2. definite shape and definite volume
  3. 4. the center of an atom
  4. 7. Negatively charged ion